After Auditory Information Is Funneled into the Ear by the Pinna

After auditory information is funneled into the ear by the pinna, which of the following describes the sequence of structures involved in routing information to the inner ear?

A) oval window $\rightarrow$ auditory canal $\rightarrow$ eardrum $\rightarrow$ middle ear
B) auditory canal $\rightarrow$ oval window $\rightarrow$ middle ear $\rightarrow$ eardrum
C) eardrum $\rightarrow$ oval window $\rightarrow$ middle ear $\rightarrow$ auditory canal
D) auditory canal $\rightarrow$ eardrum $\rightarrow$ middle ear $\rightarrow$ oval window